Humminbird HELIX 7 G2 SERIES User Manual

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Sonar (2D)
Adjust the Sensitivity
S
ensitivity controls how much detail is shown on the view. To eliminate the clutter from the display that is sometimes present in
murky or muddy water, decrease the sensitivity. When operating in very clear water or greater depths, increase the sensitivity to see
weaker returns.
Adjust the Sensitivity using the X-Press Menu
Use the following instructions to adjust the sensitivity.
1. Sonar X-Press Menu: With a Sonar View displayed on-screen, press the MENU key once.
2. Select Sensitivity.
3. Press the RIGHT or LEFT Cursor keys to increase or decrease the sensitivity.
Adjust the Sensitivity using the ZOOM Keys
If your control head includes +/-ZOOM keys, you can use them to adjust the sensitivity.
1. With a Sonar View displayed on-screen, press the +ZOOM key or −ZOOM key.
Decrease SensitivityIncrease Sensitivity
Adjusting the Sensitivity using the +/−ZOOM Keys

Humminbird HELIX 7 G2 SERIES Specifications

General

Power Input	10-20 VDC
Operating Temperature	-15°C to 55°C
Water Rating	IPX7
GPS Chartplotting	Yes
Display Size	7 inches
Resolution	800 x 480 pixels
Sonar	Yes
Sonar Frequencies Supported	83 kHz, 200 kHz
Max Depth	1500 ft
Power Output	500 W RMS
GPS	Internal GPS
Memory Card Slot	microSD
Connectivity	Ethernet